About Dongguan engineering survey drilling rig
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6 FAQs about [Dongguan engineering survey drilling rig]
Who is rig survey International?
Rig Survey International performs professional, independent surveys and inspections on all types of land and offshore drilling rigs and support vessels. We deliver an in-depth, risk-based technical report to equip you with a comprehensive evaluation of the condition and operability of equipment and systems.
What is a drill rig?
A small 1-tonne rig capable of drilling up to 12m in soft soils using a duplex-cased dynamic sampling system. Operated by a two-person crew, it is a great way of rapidly forming site investigation boreholes. Self-propelled rubber track-mounted rig. Min. access width 0.9m. Min. working height 3.0m.
Why should you choose rig survey International?
Rig Survey International also has the engineering expertise – gained through many years of hands-on experience – to carry out full internal examinations of all capital equipment to assess critical components for excessive wear, damage, deformity and other defects.
What rigs can be used to drill a borehole?
The rigs are capable of drilling boreholes using conventional rotary coring and wireline Geobor S, up to 100m in depth. With in-situ calibrated standard penetration testing (SPT) and undisturbed sampling (U70, U100 and UT100). Class 1 samples (EN ISO 22475-1) can be prepared from the core by one of our engineering geologists.
Why do you need a QR code for a drilling rig?
All of our rigs have a unique QR code which allows our clients and staff to access all of the necessary compliance documentation. That includes calibration certificates and certificates of thorough inspection, making audits a dream. Our Fraste multi-purpose drilling rigs are ideal for geotechnical and geo-environmental site investigations.
How do you drill a rotary rig?
Rotary open-hole drilling using a down-the-hole hammer, tri-cone rock roller, and drag bits with air or water flush. Euro stage IIIb and IV diesel engines fitted with Chalwyn valves and spark arrestors for safe use in fuel forecourt environments. Self-propelled rubber-tracked rigs can be remote-controlled for safe loading and unloading.


